Kodiak Canvas Flex-Bow 4-Person Canvas Tent, Deluxe Canvas Made with Hydra-Shield, 100% cotton duck canvas that is durable, watertight and breathable Spacious 6'1" ceiling height provides walk-around comfort Two large D-shaped doors (front and back) with #10 YKK zippers Four large windows with no-see-um mesh Two funnel-flow vents help improve air flow and temperature management